**Executive Summary**
This document summarizes the Telecom Regulatory Authority of India's (TRAI) findings from an Independent Drive Test (IDT) conducted in Surat City, Gujarat, in November 2025. The IDT aimed to assess and verify the real-world quality of mobile network services provided by Telecom Service Providers (TSPs). The findings have been shared with TSPs for necessary action and are available on the TRAI website.
**Key Points / Main Content**
* **Purpose of the IDT:** Assess and verify the real-world quality of mobile network services (both voice & data) in Surat City.
* **Methodology:**
* Live performance data captured for key performance indicators (KPIs).
* Multiple advanced test handsets used.
* Sessions monitored in real-time and analyzed.
* Drive tests conducted between 03.11.2025 and 07.11.2025.
* Covered 412 KMs, 14 Hotspot locations, and Walk Test of 2.0 Kms.
* **Voice Service KPIs (3G/2G mode):**
* Call Setup Success Rate (%) for Airtel (99.55), BSNL (92.82), RJIL (100.00), VIL (100.00)
* Drop Call Rate (%) for Airtel (0.00), BSNL (4.10), RJIL (0.15), VIL (0.00)
* Call Setup Time Average (Second) for Airtel (1.24), BSNL (1.15), RJIL (0.56), VIL (0.66)
* Call Silence Rate (Mute Call) (%) for Airtel (0.62), BSNL (7.14), RJIL (0.76), VIL (0.92)
* Mean Opinion Score (MOS) for Airtel (4.01), BSNL (3.40), RJIL (3.86), VIL (4.48)
* **Data Service KPIs (Auto-selection mode (5G/4G/3G/2G)):**
* Average Download Throughput (Mbits/s) for Airtel (149.11), BSNL (4.83), RJIL (279.36), VIL (45.02)
* Average Upload Throughput (Mbits/s) for Airtel (39.01), BSNL (6.60), RJIL (46.54), VIL (23.24)
* Latency (50th percentile) (in ms) for Airtel (40.73), BSNL (41.88), RJIL (22.74), VIL (21.36)
* **Geographic Coverage:** The drive test covered all important areas of Surat city and nearby areas.
* **Availability of Full Report:** Detailed report is available on the TRAI website (www.trai.gov.in).
* **Contact Information:** For clarifications, contact the TRAI Regional office at Jaipur via email (adv.jaipur@trai.gov.in).
**Impact Analysis**
**Telecom Service Providers (TSPs)**
* **Impact:** Findings of the IDT report have been shared with respective TSPs
* **Action Required:** TSPs need to take further necessary action based on the IDT findings, if required.
**General Telecom Consumers**
* **Impact:** Information from the IDT is intended to inform consumers about the real-world quality of mobile network services.
* **Action Required:** No action specified in the document. The purpose is informational.
Key Entities Referenced
Telecom Regulatory Authority of India (TRAI): Releases findings of Independent Drive Test (IDT) and captures live performance data of mobile networks.
Independent Drive Test (IDT): A test conducted by TRAI to assess and verify the real-world quality of mobile network services.
Surat City: The city in Gujarat where the Independent Drive Test (IDT) was conducted.
Ministry of Communications: The government ministry overseeing the Telecom Regulatory Authority of India (TRAI).
Telecom Service Providers (TSPs): Providers of mobile network services whose performance is assessed by the IDT.
Ministry of Communications
TRAI Assesses Quality of Mobile across Surat
City and Nearby areas
प्रव तथ: 18 DEC 2025 11:01AM by PIB Delhi
The Telecom Regulatory Authority of India (TRAI) released findings of Independent Drive Test (IDT)
conducted across Surat City (In Gujarat), during the month of November 2025, for information of general
telecom consumers. The purpose of this drive test is to assess and verify real world quality of mobile
network services (both voice & data) provided by Telecom Service Providers (TSPs).
During the IDT, TRAI Captures live performance data of mobile network of all service providers on key
performance indicators (KPIs) like Call setup success rate, data download and upload speeds, speech
quality, etc. Multiple advanced test handsets are used and the sessions are monitored in real-time and
analysed using advanced Software Systems. The results of the IDT are published on TRAI website and in
newspapers to inform consumers and to encourage TSPs to improve their services.
TRAI Regional Office, Jaipur, through its appointed agency, conducted detailed drive tests covering
city drive of 412 KMs, 14 Hotspot locations, Walk Test of 2.0 Kms, during 03.11.2025 to 07.11.2025 in
Gujarat LSA. A summary of IDT findings of mobile services in open mode (5G/4G/3G/2G) in Surat city
is given as below:
(i) Voice Services:
S.No. KPIs Measured AIRTEL BSNL RJIL VIL
( (3G/2G mode)
in
1 Call Setup Success Rate % % 99.55 92.82 100.00 100.00
2 Drop Call Rate % % 0.00 4.10 0.15 0.00
3 Call Setup Time Average sec 1.24 1.15 0.56 0.66
(Second)
4 Call Silence rate (Mute Call) % 0.62 7.14 0.76 0.92
5 Mean Opinion Score (MOS) 1-5 4.01 3.40 3.86 4.48
(ii) Data Services:S.No. KPIs Measured AIRTEL BSNL RJIL VIL
(Auto-selection mode (5G/4G/3G/2G) in
1 Average Download Throughput (Mbits/s) 149.11 4.83 279.36 45.02
2 Average Upload Throughput (Mbits/s) 39.01 6.60 46.54 23.24
3 Latency ( 50th percetile ) in ms 40.73 41.88 22.74 21.36
The drive test conducted in Surat covered all important areas of Surat city including Nearby Diamond
Nagar, Ambaba Commerce College, Transport Nagar, Parvat Patiya, Dindoli, Udhna Bus Depot,
Bhestan, Unn Patiya, Sachin INA, Shiv Nagar, Raj Nagar, Dildar Nagar, Bamroli, New City Light,
Gandhi Kutir, Pandesara, Parle Point, Gaviyer, Vesu, Adajan Gam, Ichchhapor, Bhesan, Pal Gam,
Rander, Katargam, Mota Varachha, Patel Nagar, Vanakala, etc.
The findings of this IDT report have been shared with respective TSPs for taking further necessary
action at their end, if required. Detailed report of IDT is made available on the TRAI website at www.trai.g
ov.in. For any clarification or additional information, an email can be sent to Regional office of TRAI at
Jaipur on Email id adv.jaipur@trai.gov.in.
****
MI/ARJ
(रलीज़ आईडी: 2205701) आगंतुक पटल : 470
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